Replacing BMW SZL

    March 6, 2023
    BMW vehicles produced from March 1, 2015 to June 2019 may exhibit a concern wherein the windshield wipers may switch on by themselves and can no longer be switched off despite activation of the switch, due to an internal software error in the SZL.
    Photo Credit: BMW
    The correction involves replacement of the SZL. The SZL does not require programming/coding after replacement.
    The correction involves replacement of the SZL. The SZL does not require programming/coding after replacement.

    BMW vehicles produced from March 1, 2015 to June 2019 may exhibit a concern wherein the windshield wipers may switch on by themselves and can no longer be switched off despite activation of the switch, due to an internal software error in the SZL (steering column switch cluster). The correction involves replacement of the SZL. The SZL does not require programming/coding after replacement.

    About the Author

    Information courtesy of Mitchell 1

    Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

    Continue Reading

    Sponsored Recommendations

    Learn how electronic parking brake actuators have replaced manual systems and now play a key role in advanced safety features like automatic emergency braking. This WIYB Training...
    Not all fuel injectors are created equal. In this WIYB Training Series, we compare Standard® Fuel Injectors against OE, low-cost imports. See why precision engineering and rigorous...
    Carrying active OEM subscriptions for all manufacturers is not possible for many shops. However, access to this software is required for certain modern vehicles and repairs, and...
    Learn how to properly lubricate your AIRCAT air tools to keep them running at peak performance. Discover essential daily maintenance and storage techniques, along with the right...

    Voice Your Opinion!

    To join the conversation, and become an exclusive member of Vehicle Service Pros, create an account today!